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@article{MZM_1993_54_3_a1, author = {L. S. Efremova}, title = {A class of twisted products of maps of an interval}, journal = {Matemati\v{c}eskie zametki}, pages = {18--33}, publisher = {mathdoc}, volume = {54}, number = {3}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1993_54_3_a1/} }
L. S. Efremova. A class of twisted products of maps of an interval. Matematičeskie zametki, Tome 54 (1993) no. 3, pp. 18-33. http://geodesic.mathdoc.fr/item/MZM_1993_54_3_a1/